<script lang="ts" setup>
import {  delRuleAPI, getRuleListAPI } from '@/apis/card';
import type {  Rule, RuleListParams } from '@/types/card';
import { ElMessage, ElMessageBox } from 'element-plus';
import { reactive, ref } from 'vue';
import { utils, writeFileXLSX } from 'xlsx';

const ruleList = ref<Rule[]>([])
const params = reactive<RuleListParams>({
  page: 1,
  pageSize: 5
})
const total = ref(0)
// 获取规则列表
const getRuleList=async()=>{
const res=await getRuleListAPI(params)
console.log('res',res);
ruleList.value=res.data.rows
total.value=res.data.total
}
getRuleList()

// 删除计费规则
const delRule=async(id:number)=>{
ElMessageBox.confirm('此操作将永久删除该文件, 是否继续?', '温馨提示', {
    confirmButtonText: '确定',
    cancelButtonText: '取消',
    type: 'warning',
  }).then(async()=>{
    await delRuleAPI(id)
    ElMessage.success('删除成功')
    getRuleList()
}).catch(()=>{})
}

// 收费类型，时长收费:duration,按次收费:turn,分段收费:partition
const chargeTypeMap=new Map<Rule['chargeType'],string>([
   // [键, 值]   键值对映射，任何类型都可以作为键或值
  ['duration','时长收费'],
  ['turn','按次收费'],
  ['partition','分段消费']
])
 
// 导出Excel
const exportToExcel=()=>{
    // 1. 创建工作簿 (xlsx文件)  
  const workbook=utils.book_new()
   // 2. 创建工作表 (表格)
  const worksheet=utils.json_to_sheet(
    ruleList.value.map((item,index)=>({
      ...item,
      id:index + 1,// 把 id 覆盖成序号,
      chargeType:chargeTypeMap.get(item.chargeType)// 把 chargeType 覆盖成中文
    }))
  )
 // 3. 往工作簿中添加表格 (工作簿, 表格, 表格名)
  utils.book_append_sheet(workbook,worksheet,'计费规则')
    // 4. 覆盖默认标题 (表格, 二维数组, 标题位置)
    utils.sheet_add_aoa(worksheet,
    [
    ['序号','计费规则编号','计费规则名称','免费时长(分钟)','收费上限(元)','计费方式','计费规则','操作']
    ],{origin:'A1'})
 // 4. 导出(下载 )xlsx 文件
 writeFileXLSX(workbook, '停车计费规则.xlsx')
}
// // 添加计费规则
// const addRule=async()=>{
// const res=await addRuleAPI()
// }

</script>

<template>
  <div class="rule-container">
    <div class="create-container">
      <el-button  type="primary">增加停车计费规则</el-button>
      <el-button @click="exportToExcel">导出Excel</el-button>
    </div>
    <!-- 表格区域 -->
    <div class="table">
      <el-table :data="ruleList" style="width: 100%">
        <el-table-column type="index" label="序号" width="100" />
        <el-table-column label="计费规则编号" prop="ruleNumber" />
        <el-table-column label="计费规则名称" prop="ruleName" />
        <el-table-column label="免费时长(分钟)" prop="freeDuration" />
        <el-table-column label="收费上限(元)" prop="chargeCeiling" />
        <el-table-column label="计费方式">
          <template #default="{row}">
             <!-- 获取映射的值 -->
            {{chargeTypeMap.get(row.chargeType) }}
          </template>
        </el-table-column>
        <el-table-column label="计费规则" prop="ruleNameView" />
        <el-table-column label="操作" fixed="right" width="180">
          <template v-slot="{row}" >
            <el-button size="small" type="text">编辑</el-button>
            <el-button @click="delRule(row.id)" size="small" type="text">删除</el-button>
          </template>
        </el-table-column>
      </el-table>
    </div>
  </div>
</template>

<style lang="scss" scoped>
.rule-container {
  padding: 20px;
  background-color: #fff;
}

.rules .el-form-item {
  padding: 0 10px;
}

.search-container {
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgb(237, 237, 237, .9);
  padding-bottom: 20px;

  .search-label {
    width: 100px;
  }

  .search-main {
    width: 220px;
    margin-right: 10px;
  }
}

.create-container {
  margin: 10px 0px;
}

.page-container {
  padding: 4px 0px;
  text-align: right;
}

.form-container {
  padding: 0px 80px;
}
</style>